Guide unit for associating tubular casings with nuclear fuel rod assemblies



FIG. 1 is a plan view of a guide unit for associating tubular casings with nuclear fuel rod assemblies showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a bottom plan view;

FIG. 4 is an end elevational view, both ends being identical;

FIG. 5 is a rear elevational view; and

FIG. 6 is a sectional view taken in the direction of the arrows on line 6--6 of FIG. 2, both directions being identical. 

The ornamental design for a guide unit for associating tubular casings with nuclear fuel rod assemblies, as shown and described. 